3598891 has 2 divisors, whose sum is σ = 3598892. Its totient is φ = 3598890.

The previous prime is 3598873. The next prime is 3598921. The reversal of 3598891 is 1988953.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3598891 - 2⁹ = 3598379 is a prime.

It is not a weakly prime, because it can be changed into another prime (3598801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1799445 + 1799446.

It is an arithmetic number, because the mean of its divisors is an integer number (1799446).

Almost surely, 2^3598891 is an apocalyptic number.

3598891 is a deficient number, since it is larger than the sum of its proper divisors (1).

3598891 is an equidigital number, since it uses as much as digits as its factorization.

3598891 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 77760, while the sum is 43.

The square root of 3598891 is about 1897.0743264300. The cubic root of 3598891 is about 153.2461471372.

It can be divided in two parts, 3598 and 891, that added together give a square (4489 = 67²).

The spelling of 3598891 in words is "three million, five hundred ninety-eight thousand, eight hundred ninety-one".